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Products > Legacy products > RS232

Legacy products

Ethernet

RS232

RS485

Galvanic separation	Operating temperature range
Power supply	Overvoltage durability
M-Bus devices	M-Bus line length
Designation	Application


RS232toMBus-4M	1 - 4	7-28V					Meters within a building (distances 100s of meters).

RS232toMBus-4SL	1 - 4	8-20V 8-28V					Local meters readout within rooms and adjacent rooms (distances 10s of meters).

Legend:

Power supply
	AC - alternating current
	DC - direct current

Galvanic separation
	Yes - M-Bus line from power and RS232 port. Yes - RS232 port from power source.
	Yes - M-Bus line from power and RS232 port. No - RS232 port from power source.
	No - M-Bus line from power and RS232 port. No - RS232 port from power source.

Operating temperature range:
	Positive operating temperatures (on Celsius scale).
	Negative operating temperatures (on Celsius scale).